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Heart Disease Health Center

C-Reactive Protein (CRP Test) Directory

A C-reactive protein (CRP test) is a blood test used to help diagnose infection, cancer, immune system disorders such as lupus and arthritis, and much more. The test is not specific enough to diagnose a disease but can help assess an ongoing inflammatory process. In otherwise healthy people a highly sensitive C-reactive protein can be used to help screen for heart disease.

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Thumbnail: What's the Usefulness of CRP Testing?

Measuring C-reactive protein in the blood may -- or may not -- indicate that a person is at risk for heart disease.

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